The General Tools 825 Sharpener Attachment is a drill bit and end mill sharpener part designed to automatically adjust to provide the correct clearance angle. It includes a table for translating the overhang requirement to the correct point. The sharpener is suitable for use with standard electric bench or surface grinders that meet the ANSI, OSHA, and UL listed standards. It has a length of 5.100 inches, a depth of 1.800 inches, and a width of 1.800 inches. The sharpener is manufactured in Taiwan and comes with a 1-year manufacturer warranty.